docs: def check_mailfy(self, query, kwargs={}):
          """
          Verifying a mailfy query in this platform.
  
          This might be redefined in any class inheriting from Platform. The only
          condition is that any of this should return a dictionary as defined.
  
          Args:
          -----
              query: The element to be searched.
              kwargs: Dictionary with extra parameters. Just in case.
  
          Return:
          -------
              Returns the collected data if exists or None if not.
          """
          import re
          import requests
  
          s = requests.Session()
  
          # Getting the first response to grab the csrf_token
          r1 = s.get("https://www.instagram.com")
          csrf_token = re.findall("csrf_token", r1.text)[0]
  
          # Launching the query to Instagram
          r2 = s.post(
              'https://www.instagram.com/accounts/web_create_ajax/attempt/',
              data={"email": query},
              headers={"X-CSRFToken": csrf_token}
          )
  
          if '{"email": [{"message": "Another account is using' in r2.text:
              return r2.text
          else:
              return None